Granted Patent
Utility
US 5,194,202 · App. 07/757,932
Formation of ceramic-metal composite by pressure casting and oxidation sintering
Inventors:
David I. Yun, Robert A. Marra, Thomas B. Gurganus, P. Victor Kelsey
Patented Case
View Patent ↗
Granted: Mar 16, 1993
Filed: Sep 12, 1991
Inventors
David I. Yun
Robert A. Marra
Thomas B. Gurganus
P. Victor Kelsey
Assignee (at issue)
Aluminum Company of America
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.